| 摘要 |
According to an aspect of the present invention, there is provided a nonvolatile semiconductor memory including: a columnar semiconductor; a charge storage insulating film including: a first insulating film formed around the columnar semiconductor, a charge storage film formed around the first insulating film, and a second insulating film formed around the charge storage film; an electrode extending two-dimensionally to surround the charge storage insulating film, the electrode having a groove; and a metal silicide formed on a sidewall of the groove.
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